NYC 9/11 Public Portal Document
911b TESTWELL LABORATORIES, INC.
Environmental Laboratory
47 Hudson Street, Ossining, New York 10562
NYSELAP#11142
NVLAP#200083-0
AIHA # 100147
rPCM AIR SAMPLE RESULTS
Client: Bovis Lend Lease Date Collected: 06/19/02
Date Rec'd (lab): 06/20/02
Project #: MBO-025AB Analysis Date: 06/20/02
Analyst: D. McCarl
Sample Location: The Millenium Hilton
55 Chruch Street Analytical Method: NIOSH 7400
New York, New York
Field Technician: B. Gitman
Sample #: Sample Location: Sample Type 02PCM # Volume Concentration f/cc
687 Personal Decon During 17387 1200 0.0033
688 Waste Decon During 17388 1200 0.0041
689 26th Floor inside airlock During 17389 1200 <0.0023
690 26th Floor Freight Elevator Lobby During 17390 1200 0.0031
691 27th Floor inside airlock During 17391 1200 0.0049
S
692 27th Floor Freight Elevator Lobby During 17392 1200 <0.0023
693 28th Floor inside airlock During 17393 1200 0.0023
694 28th Floor Freight Elevator Lobby During 17394 1200 0.0043
695 3rd Floor inside airlock During 17395 1150 0.0038
696 3rd Floor Freight Elevator Lobby During 17396 1150 0.0047
697 Personal Decon During 17397 1325 0.0022
698 Waste Decon During 17398 1325 0.0028
Limit of quantitation based on volume of air collected and 5.5 f/100 fields as per the NIOSH 7400 method. The report
value is calculated by using the higher value of either the actual concentration or the limit of quantification reported at
P(0.05) indicating the 95% confidence level at 2 standard deviations. ** Sample information is provided by the client &
presented as stated. "' Laboratory QC data available upon request. "" The laboratory has no control over air
sampling collection. Reports are the confidential property of our clients. This certificate of analysis/report shall not be
used by the client to claim product endorsement by the National Voluntary Laboratory Approval Program (NVLAP) or
any agency of the United States Government. This certificate of analysis/report shall not be reproduced except in full,
without the written approval of Testwell Laboratories. Inc.
Deborah McCar! - Laboratory Director
NYC-WTC 000103339
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